RD Sharma - Mathematics

Book: RD Sharma - Mathematics

Chapter: 20. Surface Area and Volume of a Right Circular Cone

Subject: Mathematics - Class 9th

Q. No. 2 of CCE - Formative Assessment

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The area of the curved surface of a cone of radius 2r and slant height , is

Radius of cone = 2r

Slant hight =

Area of curved surface


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